The leading cause of mental retardation in the world is

Question

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Fetal alcohol spectrum disorder (FASD) is the leading cause of mental retardation in the world. It is caused by maternal consumption of alcohol during pregnancy, which can harm the developing fetus's brain and nervous system, leading to cognitive and behavioral problems. Passive smoking (ETS), obesity, illicit drug use, and prenatal cannabis use can all have negative effects on fetal development, but FASD is the most common and severe cause of mental retardation.

The Leading Cause of Mental Retardation in the World Is